Yongli combined laser tube equipped with our co2 laser machine has been upgraded 
The original Yongli DLT-220 is upgraded to DLT-30Z, Yongli DLT300 is upgraded to DLT-40Z. The upgraded combined laser tube has more powerful functions, which makes the cutting effect of our co2 laser machine better.
 

The configuration and protection have been upgraded. 
1.New protective lens. Added dust-proof air blower. Optional red light indicator.
2.Visual working window. Open cover protection. Water protection. Added coolant over temperature protection.
3.Giadienter. 

The advantaged of Yongli combined laser tube
1.Structure: Two tubes in parallel and beam combined with an integrated device to ensure the stable structure and output beam quality.
2.Techniques: It is reliable that tube adopting to Kovar sealing technology.
3.Components: Special gas in order to the performance of discharge is better.
4.Protection: More protection configurations. More safety.